13247408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43577}}^1$

素因数の和:43604

約数の個数: 20

約数和(自身を含む): 27018360

約数和(自身を除く): 13770952

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 43577, 87154, 174308, 348616, 697232, 827963, 1655926, 3311852, 6623704, 13247408]

約数ペア:

[(1, 13247408), (2, 6623704), (4, 3311852), (8, 1655926), (16, 827963), (19, 697232), (38, 348616), (76, 174308), (152, 87154), (304, 43577)]